*{
    margin:0;
    padding:0;
    box-sizing: border-box;
}
body,html{
    height: 100%;
    font-family: Helvetica Neue, Helvetica, STHeiTi, sans-serif;
    font-size: 0.16rem;
    line-height: 1.5;
}
html{
    font-size:31.25vw;
}
ul li{
    list-style: none;
}
a{
    text-decoration: none;
}
.swiper-container {
    width: 100%;
    height: 100%;
}
.swiper-wrapper .swiper-slide{
    width: 100%;
    height: 100%;
}
.swiper-container img{
    width: 100%;
    height: 100%;
}
.swiper-pagination .swiper-pagination-bullet{
    width:14px;
    height:14px;
}
/*.swiper-pagination-bullets .swiper-pagination-bullet{
    margin: 0 8px;
}*/
.swiper-pagination  .swiper-pagination-bullet-active{
    background:pink;
}
.swiper-pagination .swiper-pagination-bullet:nth-child(4){
    position:relative;
}
.button{
    width:290px;
    height:100px;
    position:absolute;
    left: 50%;
    margin-left: -140px;
    top:60%;
    z-index: 1000;
}
.button a{
    display: inline-block;
    width:290px;
    height:100px;
}
.button a img{
    width:100%;
    height:100%;
}

#open{
    width:100%;
    height:100%;
}
#open img{
    width:100%;
    height:100%;
}